/Engine/Source/Runtime/Engine/Classes/Materials/MaterialInterface.h
void GetQualityLevelUsageForCooking ( [TArray](API\Runtime\Core\Containers\TArray)< bool, TInlineAllocator< [EMaterialQualityLevel::Num](API\Runtime\Engine\EMaterialQualityLevel__Type) > > & QualityLevelsUsed, EShaderPlatform ShaderPlatform )